CHAMBERS CATHERINE. (2019). SCIENCE BIOGRAPHIES NEIL ARMSTRONG (2018 Ed.). RAINTREE PUBLISHERS.
Chicago-viite (17. p.)CHAMBERS CATHERINE. SCIENCE BIOGRAPHIES NEIL ARMSTRONG. 2018 Ed. LONDON: RAINTREE PUBLISHERS, 2019.
MLA-viite (9. p.)CHAMBERS CATHERINE. SCIENCE BIOGRAPHIES NEIL ARMSTRONG. 2018 Ed. RAINTREE PUBLISHERS, 2019.
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